--- a/hotspot/test/gc/g1/TestShrinkDefragmentedHeap.java	Wed Jul 05 20:07:55 2017 +0200
+++ b/hotspot/test/gc/g1/TestShrinkDefragmentedHeap.java	Fri Nov 14 17:36:56 2014 +0400
@@ -59,6 +59,7 @@
                 "-XX:MaxHeapFreeRatio=11",
                 "-XX:+UseG1GC",
                 "-XX:G1HeapRegionSize=" + REGION_SIZE,
+                "-XX:-ExplicitGCInvokesConcurrent",
                 "-verbose:gc",
                 GCTest.class.getName()
         );